sodium and chlorine
They are the hydrogen and oxygen of the water itself. After that it's chlorine and sodium.
The most common element dissolved in seawater is chlorine, primarily in the form of chloride ions (Cl⁻). Chloride ions account for about 55% of the total dissolved salts in seawater. Sodium, in the form of sodium ions (Na⁺), is the second most abundant, and together, these two elements contribute to the salinity of ocean water.
When the two most abundant elements in seawater, sodium and chloride ions, combine, they form sodium chloride salt (NaCl), which is commonly known as table salt. This compound makes up the majority of the dissolved solids in seawater.
Iron.
The most negatively charged ion dissolved in seawater is chloride. In fact, Cl- makes up 55 percent of the seawater's salinity.
Seawater contains a variety of dissolved substances, with the most abundant being sodium and chloride ions from salt (sodium chloride). Other common elements and compounds found in seawater include magnesium, calcium, sulfate, and bicarbonate ions, as well as dissolved gases like oxygen and carbon dioxide. Organic matter including proteins, carbohydrates, and fats also exist in seawater in smaller amounts.
The most abundant compound in seawater is sodium (salt). Symbol is Na and atomic number is 11.
Seawater contains a wide range of elements, but the most commonly found elements are typically in the range of 65-70. While some studies have identified around 90 elements in seawater, the concentrations of these elements can vary significantly.
The most important dissolved elements in ocean water are sodium and chlorine, which together make up the majority of the salt content (salinity) of seawater. Other important dissolved elements include magnesium, calcium, and potassium. These elements are essential for marine life and play a key role in ocean chemistry.
the second most abundent gas in the atmosphere is oxygen and the first in nitrogen
saltand water lol that was funny
flour